<!DOCTYPE html>
<html>
<head>
    <title>Visibility Hidden Test Form</title>
</head>
<body>
    <div style="visibility: hidden;">
        <form id="hidden-login-form" action="/login" method="post">
            <div>
                <label for="hidden-username">Username:</label>
                <input type="text" id="hidden-username" name="username" />
            </div>
            <div>
                <label for="hidden-password">Password:</label>
                <input type="password" id="hidden-password" name="password" />
            </div>
            <button type="submit">Login</button>
        </form>
    </div>
</body>
</html> 